220201021220022 has 24 divisors (see below), whose sum is σ = 481561111831176. Its totient is φ = 72714355916256.

The previous prime is 220201021219999. The next prime is 220201021220053. The reversal of 220201021220022 is 220022120102022.

220201021220022 is a `hidden beast` number, since 220 + 2 + 0 + 10 + 212 + 200 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 220201021219977 and 220201021220004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57165372223 + ... + 57165376074.

It is an arithmetic number, because the mean of its divisors is an integer number (20065046326299).

Almost surely, 2^{220201021220022} is an apocalyptic number.

220201021220022 is an abundant number, since it is smaller than the sum of its proper divisors (261360090611154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220201021220022 is a wasteful number, since it uses less digits than its factorization.

220201021220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114330748412 (or 114330748409 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 220201021220022 its reverse (220022120102022), we get a palindrome (440223141322044).

The spelling of 220201021220022 in words is "two hundred twenty trillion, two hundred one billion, twenty-one million, two hundred twenty thousand, twenty-two".